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Could a bad harness or ground cause this? For the wideband
If it’s lean at idle would driving change anything?
So I checked fuel pressure at the rail and I checked vacuum as well. This is at cold start. Vacuum was 21 hg and fuel pressure was 29-30psi at idle
Nope did not put gas in. Literally just parked it and over night the next day the gauge was going crazy from 17.0 to 15.5 then to 16.5. What...
No boost a pumps or anything
Mods are cold air intake, off road x pipe with catback and stock pulley
Idle is at target
Haven’t hit boost yet and drives good.
Vacuum is good 21-22
Replaced the wideband sensor. Started the car up cold and it was still reading 17.0. Any help?
No codes & and it’s a auto meter phantom wide band 10:1 to 17:1. Can I check air fuel with my SCT?
So I performed a recalibration. Disconnected the harness to sensor and went key on for 30 seconds, then removed the sensor and...
Scanned for DTCS and don’t have any. So doubt I have a misfire. Idle is good. No vacuum leaks.
Sensor was installed last summer, hasn’t had much miles on it.
But looking at my fuel trim, does it look like a wideband issue or something with the car?
Turned car off and went key on, the wideband was still changing a little even tho the car is off. Is that normal?
i did 1st to third pull, car ran great good AFR. but the next day I started the car and usually at a cold start I have a rich AFR but this time it...
Yea I’m in the right position just can’t get any threads
You used that apart? I used the one behind?
Passenger side went on easy
Well I tried a longer bolt. It feeels like the threads inside the fender aren’t catching
But it won’t be painted :(
I went and got MMD hood struts from AM. Installed the passenger side all went good. Got to the driver side, everything’s good except the...
hi there, I have a 2003 cobra, I didn’t know if it had a tune or not before, i plugged in my SCT and there was nothing under custom tunes but did...